766516803011 has 4 divisors (see below), whose sum is σ = 766909689024. Its totient is φ = 766123917000.

The previous prime is 766516803007. The next prime is 766516803023. The reversal of 766516803011 is 110308615667.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 766516803011 - 2² = 766516803007 is a prime.

It is a super-2 number, since 2×766516803011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (766516803211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196440080 + ... + 196443981.

It is an arithmetic number, because the mean of its divisors is an integer number (191727422256).

Almost surely, 2^766516803011 is an apocalyptic number.

766516803011 is a deficient number, since it is larger than the sum of its proper divisors (392886013).

766516803011 is a wasteful number, since it uses less digits than its factorization.

766516803011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392886012.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 766516803011 in words is "seven hundred sixty-six billion, five hundred sixteen million, eight hundred three thousand, eleven".